Clinical Context Peer-reviewed veterinary literature continues to shape everyday decision-making for production animal practice, especially when new evidence clarifies diagnosis, treatment selection, monitoring, or clinical outcomes.

What the Study Evaluated A study published in Poultry science in 2026 evaluated efficacy of yeast and yeast-derived products on growth performance and intestinal morphology of broiler chickens: a meta-analysis..

Key Findings The restriction of antibiotic growth promoter use in poultry production has increased interest in alternatives such as yeast and yeast-derived products. However, studies on yeast supplementation have reported inconsistent results. Hence, this study evaluated the effects of dietary yeast supplementation on the growth performance and intestinal morphology of broiler chickens using a meta-analysis and meta-regression approach. A systema…